<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class AddEmpRefToUsers extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::table("users",function(Blueprint $table){
            $table->unsignedInteger("employee_id")->nullable();
            $table->foreign('employee_id')
                ->references('id')
                ->on("employees")
                ->onDelete("CASCADE")
                ->onUpdate("CASCADE");

        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::table("users",function(Blueprint $table){
            $table->dropForeign(['employee_id']);
            $table->dropColumn("employee_id");
        });
    }
}
